Surgical instrument



FIG. 1 is a front elevational view showing my new design;

FIG. 2 is a right side elevational view, the left side being a mirror image thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top, front, left side perspective view thereof;

FIG. 7 is a perspective view similar to FIG. 6 but showing an alternate position;

FIG. 8 is a front elevational view showing an alternate embodiment of my design;

FIG. 9 is a right side elevational view of the design shown in FIG. 8, the left side being a mirror image thereof;

FIG. 10 is a rear elevational view of the design shown in FIG. 8;

FIG. 11 is a top plan view of the design shown in FIG. 8;

FIG. 12 is a bottom plan view of the design shown in FIG. 8;

FIG. 13 is a top, front, left side perspective view of the design shown in FIG. 8; and,

FIG. 14 is a perspective view similar to FIG. 13 but showing an alternate position of the design shown in FIG. 8.

The broken lines illustrate environmental structure of the surgical instrument, which forms no part of the claimed design. 

The ornamental design for a surgical instrument, as shown and described. 